<template>
    <view class="goods-item">
      <!-- 商品左侧图片区域 -->
      <view class="goods-item-left">
      <radio :checked="goods.goods_state" color="#C00000" v-if="showRadio" @click="changeChecked"></radio>
        <image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
      </view>
      <!-- 商品右侧信息区域 -->
      <view class="goods-item-right">
        <!-- 商品标题 -->
        <view class="goods-name">{{goods.goods_name}}</view>
        <view class="goods-info-box">
          <!-- 商品价格 -->
          <view class="goods-price">￥{{goods.goods_price || tofixed}}</view>
          <uni-number-box :min="1" :step="1" :value="goods.goods_count" v-if="showNumber" @change="nChange"></uni-number-box>
        </view>
      </view>
    </view>
</template>

<script>
  export default {
    name:"my-goods",
    data() {
      return {
        // 默认的空图片
        defaultPic: 'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png',
        
      };
    },
    methods:{
      changeChecked(){
        this.$emit('click',{
          goods_id:this.goods.goods_id,
          goods_state:!this.goods.goods_state
        })
      },
      nChange(e){
        // 通过 this.$emit() 触发外界通过 @ 绑定的 num-change 事件
           this.$emit('numChange', {
             // 商品的 Id
             goods_id: this.goods.goods_id,
             // 商品的最新数量
             goods_count: +e
           })
        
      },
     
    },
    props:{
      goods:{
        type:Object,
        default:{}
      },
      showRadio:{
        type:Boolean,
        default:false
      },
      showNumber:{
        type:Boolean,
        default:false
      }
    },
    filters:{
      tofixed(num){
        return Number(num).toFixed(2)
      }
    }
  }
</script>

<style lang="scss">
.goods-item{
    // 让 goods-item 项占满整个屏幕的宽度
    width: 750rpx;
    // 设置盒模型为 border-box
    box-sizing: border-box;
  display: flex;  
  padding: 0 10rpx;
  border-bottom: 2rpx solid #f0f0f0;
  .goods-item-left{
     margin-right: 5px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    .goods-pic{
      width: 200rpx;
      height: 200rpx;
      display: block;
    }
  }
  .goods-item-right{
    width: 216px;
    display: flex;
    margin-left: 10rpx;
    padding: 10rpx;
    flex-direction: column;
    justify-content: space-between;
    .goods-name{
      font-size: 26rpx;
    }
    .goods-info-box{
      display: flex;
      align-items: center;
      justify-content: space-between;
      .goods-price{
        font-size: 32rpx;
        color: #C00000;
      }
    }

  }
}
</style>